export const range = (start: number, end: number) => {
  const length = end - start + 1;
  let step = start - 1;
  return Array.from({ length }).map(() => {
    step++;
    return step;
  });
};

// 生成唯一标识
export function guid() {
  let d = new Date().getTime();
  const uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
    const r = (d + Math.random() * 16) % 16 | 0;
    d = Math.floor(d / 16);
    return (c === 'x' ? r : (r & 0x3) | 0x8).toString(16);
  });
  return uuid;
}
